Home / 681,352,028-1,022,036,232.56-190,035,392.32

Finding the Fourth Proportional to 681,352,028, 1,022,036,232.56 and 190,035,392.32

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Solution

The fourth proportional to 681,352,028, 1,022,036,232.56 and 190,035,392.32 is: 285,055,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,352,028 : 1,022,036,232.56 = 190,035,392.32 : x
  2. Step 2: Convert to fraction form
    681,352,028/1,022,036,232.56 = 190,035,392.32/x
  3. Step 3: Cross multiply
    681,352,028x = 1,022,036,232.56 × 190,035,392.32
  4. Step 4: Simplify right side
    681,352,028x = 194,223,056,419,794,336
  5. Step 5: Solve for x
    x = 194,223,056,419,794,336/681,352,028
  6. Step 6: Final answer
    x = 285,055,372.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.